linux-kernel - [PATCH v2 07/19] fbcon: Replace FBCON_FLAGS

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20220208210824.2238981-8-daniel.vetter@ffwll.ch>
Date:   Tue,  8 Feb 2022 22:08:12 +0100
From:   Daniel Vetter <daniel.vetter@...ll.ch>
To:     DRI Development <dri-devel@...ts.freedesktop.org>
Cc:     Intel Graphics Development <intel-gfx@...ts.freedesktop.org>,
        linux-fbdev@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Sam Ravnborg <sam@...nborg.org>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Du Cheng <ducheng2@...il.com>, Claudio Suarez <cssk@...-c.es>
Subject: [PATCH v2 07/19] fbcon: Replace FBCON_FLAGS_INIT with a boolean

It's only one flag and slightly tidier code.

Acked-by: Thomas Zimmermann <tzimmermann@...e.de>
Acked-by: Sam Ravnborg <sam@...nborg.org>
Signed-off-by: Daniel Vetter <daniel.vetter@...el.com>
Cc: Daniel Vetter <daniel@...ll.ch>
Cc: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Du Cheng <ducheng2@...il.com>
Cc: Thomas Zimmermann <tzimmermann@...e.de>
Cc: Claudio Suarez <cssk@...-c.es>
---
 drivers/video/fbdev/core/fbcon.c | 11 +++++------
 drivers/video/fbdev/core/fbcon.h |  4 +---
 2 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index a368ed602e2e..058e885d24f6 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -775,7 +775,7 @@ static void con2fb_init_display(struct vc_data *vc, struct fb_info *info,
 
 	ops->currcon = fg_console;
 
-	if (info->fbops->fb_set_par && !(ops->flags & FBCON_FLAGS_INIT)) {
+	if (info->fbops->fb_set_par && !ops->initialized) {
 		ret = info->fbops->fb_set_par(info);
 
 		if (ret)
@@ -784,7 +784,7 @@ static void con2fb_init_display(struct vc_data *vc, struct fb_info *info,
 				"error code %d\n", ret);
 	}
 
-	ops->flags |= FBCON_FLAGS_INIT;
+	ops->initialized = true;
 	ops->graphics = 0;
 	fbcon_set_disp(info, &info->var, unit);
 
@@ -1103,8 +1103,7 @@ static void fbcon_init(struct vc_data *vc, int init)
 	 * We need to do it in fbcon_init() to prevent screen corruption.
 	 */
 	if (con_is_visible(vc) && vc->vc_mode == KD_TEXT) {
-		if (info->fbops->fb_set_par &&
-		    !(ops->flags & FBCON_FLAGS_INIT)) {
+		if (info->fbops->fb_set_par && !ops->initialized) {
 			ret = info->fbops->fb_set_par(info);
 
 			if (ret)
@@ -1113,7 +1112,7 @@ static void fbcon_init(struct vc_data *vc, int init)
 					"error code %d\n", ret);
 		}
 
-		ops->flags |= FBCON_FLAGS_INIT;
+		ops->initialized = true;
 	}
 
 	ops->graphics = 0;
@@ -1186,7 +1185,7 @@ static void fbcon_deinit(struct vc_data *vc)
 	if (con_is_visible(vc))
 		fbcon_del_cursor_work(info);
 
-	ops->flags &= ~FBCON_FLAGS_INIT;
+	ops->initialized = false;
 finished:
 
 	fbcon_free_font(p, free_font);
diff --git a/drivers/video/fbdev/core/fbcon.h b/drivers/video/fbdev/core/fbcon.h
index 6708ca0048aa..0eaf54a21151 100644
--- a/drivers/video/fbdev/core/fbcon.h
+++ b/drivers/video/fbdev/core/fbcon.h
@@ -18,8 +18,6 @@
 
 #include <asm/io.h>
 
-#define FBCON_FLAGS_INIT         1
-
    /*
     *    This is the interface between the low-level console driver and the
     *    low-level frame buffer device
@@ -79,7 +77,7 @@ struct fbcon_ops {
 	int    blank_state;
 	int    graphics;
 	int    save_graphics; /* for debug enter/leave */
-	int    flags;
+	bool   initialized;
 	int    rotate;
 	int    cur_rotate;
 	char  *cursor_data;
-- 
2.34.1